Exercises · upper arms

Stability Ball Leg Curl

A hamstring-focused curl using a stability ball for both resistance and core engagement.

upper armshamstringsstability ballintermediateisolation

Secondary muscles

glutescalveserector spinae

How to do it

  1. Lie face up on the floor, arms at your sides, heels on a stability ball.
  2. Lift hips to form a straight line from shoulders to heels.
  3. Bend knees to roll the ball toward your glutes.
  4. Pause and squeeze your hamstrings.
  5. Extend your legs to roll the ball back out.

Form cues

  • Hips up
  • Control movement
  • Don’t let hips sag
  • Engage core

Common mistakes

  • Letting hips drop
  • Rapid reps
  • Not extending legs fully

Breathing

Exhale as you curl in, inhale as you extend out.

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